Expert witness services in the field of security, employee theft, shoplifting and inventory loss prevention; Conducting security surveys and investigations for others into occurrences of employee theft, shoplifting and inventory loss; Security consulting and loss prevention services relating to the design, installation and implementation of security systems, namely, surveillance cameras, telephone recorders, micro recorders, telephone scramblers, RF/video detectors, covert/conventional video cameras/systems, time lapse video recorders, loss prevention goods, two(2) way radios, pagers and radio frequency scanners